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300 Cards in this Set
- Front
- Back
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The base of a natural logarithm (ln) is :
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e
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Every particle continues in a state of rest or uniform speed in a straight line unless acted upon
by a force is : |
Newton's First Law of Motion
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___________ is a colorless, poisonous, and odorless gas formed by burning carbon with a
limited supply of oxygen. |
carbon monoxide
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What type of bond is created when electrons are transferred?
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ionic bond
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Of the three sides of any right triangle, which is the longest?
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hypotenuse
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The ____________ simply states that opposites attract and likes repel.
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Law of Magnetism
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What instrument is used to measure the pressure in the atmosphere?
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barometer
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What are the three basic particles in an atom?
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electron, proton, nuetron
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Isosceles, Equilateral, and _________ are the three types of triangles.
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scalene
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The force acting outwards on a body while it moves in a circular path is :
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centrifugal force
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What device produces power by means of a chemical reaction?
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battery
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What math system is based on the numbers 0 and 1?
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binary
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What is the upward force that a liquid exerts on an object?
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buoyancy
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_________ is the basic unit of all types of matter.
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atom
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____________ is the changing of liquid into vapor.
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evaporation
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Earthquake measurements are based on the :
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Richter Scale
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The three basic states of matter are :
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solid, liquid, and gas
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1, 2, 3, 4, 5, and 6 are examples of :
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natural numbers
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The property of a circuit which opposes a change in current is :
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inductance
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What is the contamination of the air, water, or soil with undesirable items?
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pollution
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As the pressure on a gas increases, the volume will :
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decreases
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"In any right triangle, the sum of the squares of the legs equals the square of the hypotenuse"
is : |
Pythagorean's Theorem
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Which of the following is a unit of energy?
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joule
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A process of using an energy source for two useful purposes is :
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cogeneration
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What type of bond happens when electrons are shared?
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covalent bond
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The __________ of a line can be easily calculated by the difference in y-coordinates divided by
the difference in x-coordinates. |
slope
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Which of the following statements about heat transfer is false?
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heat flows from the cold source to the hot source
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Who explained the relationships that are found among all observable bodies?
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Isaac Newton
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What element occurs in over a million known compounds and occurs naturally in an
uncompressed form as diamond and graphite? |
carbon
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In the equation for a line "y = mx + b", what is b?
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y - intercept
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_______ is performed when a force acts on something to produce motion.
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work
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The path followed by a planet is called its :
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orbit
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A measure of the amount of matter an object contains is the object's :
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mass
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In the equation for a line "y = mx + b", what is m?
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slope of the line
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Weight, drag, lift, and thrust are :
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four forces acting on a body in the air
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The Earth's crust is composed of minerals and :
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rocks
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______________ is the splitting of atoms.
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nuclear fission
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Lines that are perpendicular to each other have :
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negative reciprocal slopes
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_______ is the influence which acts on an object to alter its position, its speed, or its direction
of travel. |
force
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Specific gravity refers to the ratio of a mineral's mass of an equal volume of :
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water
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Nonliving ores and earth elements are examples of :
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inorganic materials
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A coordinate xy-plane is commonly called the :
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Cartesian plane
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What is the reluctance of an object to move when it is stationary or to change its direction or
speed once it is moving? |
inertia
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Substances in rocks which form from decay of plant or animal life are called :
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organic materials
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The structure, density, size, shape, texture, and color of an object are examples of :
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physical properties
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How many radians are there in 360 degrees?
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2 pi
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The force that twists a material along an axis is :
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torsion
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The changing appearances of the moon is due to the relative positions of the _______ and
sun. |
moon
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A tabular arrangement of elements in rows and columns, highlighting the regular repetition of
properties of the elements is called a(n) : |
periodic table
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How many lines can be tangent to a circle?
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inifinite
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What is the rate of change of velocity?
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acceleration
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The wearing away of the land from the actions of wind, water, glaciers, and from the pull of
gravity is called : |
erosion
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The species that accepts a proton in a proton-transfer reaction is called a(n) :
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base
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How large is an acute angle?
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less than 90 degrees
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What type of quantity is represented with magnitude only?
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scalar
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A fine material carried high in the air and deposited far from its place of origin is known as :
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loess
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The process whereby a gas spreads out through another gas to occupy the space with
uniform partial pressure is : |
diffusion
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The domain of a function contains the independent values of the function. What does the
range contain? |
dependent values
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"To every action there is always an equal and opposite reaction" is :
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Newton's Third Law of Motion
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The complete inner shadow of the lunar eclipse is called the :
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umbra
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A compound composed of two elements is called a(n) _______ compound.
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binary
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What is the area of a triangle with a base 8 meters long and a height of 6 meters?
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24 sq. meters
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__________ defines the relationship between the force exerted by a spring and the extension
of the spring. |
Hooke's law
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All silicate materials contain :
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oxygen
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An extremely small particle of matter that retains its identity during chemical reactions is a(n) :
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atom
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What is the bottom half of a fraction called?
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denominator
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A(n) __________ collision occurs when kinetic energy is conserved.
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elastic
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How many layers are in the earth's atmosphere?
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6
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NH3 is an example of a(n) :
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molecular formula
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The result of one number divided by another is a(n) :
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quotient
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"All planets move in elliptical orbits, with the sun at one focus" is :
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Kepler's Law of Orbits
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Heat energy is transferred to the atmosphere by radiation, conduction, and :
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convection
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A reaction in which two substances combine to form a third substance is a(n) :
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combination reaction
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What number does "i" represent?
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square root of -1
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The rate at which an electrical charge moves is a(n) :
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ampere
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Atmospheric pollution comes from natural sources and is produced by _________ activities.
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humans
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A reaction of an acid with a base is called :
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neutralization
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If two planes intersect, the intersection forms a(n) :
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line
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_____________ is the flaring out of light as it emerges from a narrow slit.
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diffraction
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The three layers of the earth are the mantle, crust, and the :
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core
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"The volume of a sample gas at a given temperature varies inversely with the applied
pressure" is which of the following gas laws? |
Boyle's law
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The result of multiplying two numbers is called the :
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product
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What letter of the alphabet is used to represent the acceleration due to gravity?
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g
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How many minerals are common in the earth's crust?
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8
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Metals tend to have _____ ionization energies, and nonmetals have _____ ionization energies.
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low, high
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The top half of a fraction is the :
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numerator
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Which of the following quantities is not a vector quantity?
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position
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Metamorphism occurs during :
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mountain building
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What state of matter has a fixed volume but no fixed shape?
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liquid
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How large is an obtuse angle?
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greater than 90 degrees
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The rate at which work is being done is :
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power
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Chemical weathering is most rapid in _________ climates.
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tropical
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Dmitri Ivanovich Mendeleev is credited with :
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constructing a periodic table
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The distance from the center of a circle to its edge is the _________ of the circle.
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radius
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Which of the following is an influence which creates pressure on an object?
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force
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Minerals are identified by their :
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physical properties
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_____________ those items that can be traced back to living things.
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organic materials
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How many degrees are in a quarter-circle?
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90 degrees
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The sum of the voltage drops around a series circuit equals the applied voltage to the circuit
is : |
Kirchoff's Law of Series Circuits
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________ is the major part of the earth's atmosphere.
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nitrogen
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___ is a device for receiving and transmitting radio waves.
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antenna
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What refracts light and focuses it to a point?
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lens
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A 64, 32, 24, 16, or 8 page section bound in a book is a(n):
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signature
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In the 1960s, the electronics industry was revolutionized be the invention of the:
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integrated circuit
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What is the height of a wave?
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amplitude
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Which of the following f-stops has the largest aperture?
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f2
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Printing from a depressed or sunken surface is:
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Intaglio printing
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The American inventor of xerography in the 1930s is:
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Chester Carlson
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___ is sound waves traveling through a liquid to detect objects.
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sonar
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What type of system relays television programming along a wire system instead of along radio waves.
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cable TV
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What is type of the same style and size called?
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font
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The inventor of the negative-positive photography process is:
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William Talbot
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What is a wave created from the interaction of two waves with the same properties traveling in opposite directions?
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standing wave
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Light of one wavelength is:
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monochromatic
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A ream of paper is equal to ____ sheets.
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500
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What country is the first to use a HDTV system?
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Japan
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What is the lowest resonant frequency for a wave in a column or string?
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fundamental
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___ is the process of automatic recognition or reading machine printed or handwritten text.
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character recognition
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What is the closing up of space between certain letters of the alphabet?
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kerning
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What Italian developed the radio in the 1890s?
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Guglielmo Marconi
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In the telecommunications industry, the emphasis of ___ over copper wire is because it has greater information capacity and more freedom from electrical interference.
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fiber optics
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Images good enough to be used in printing are said to be:
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camera ready
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___ is achieved when all elements on a page are equal weight and are placed symmetrically on the page.
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formal balance
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Who were the first two people to construct a telephone exchange?
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Bell and Edison
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Electromagnetic radiation used in broadcasting, radar, and cooking is:
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microwaves
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What step in the photo developing process neutralizes the photo from continued developing?
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stop bath
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When elements are properly placed to create movement and direction, the resulting graphic has good:
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rhythm
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The first group to develop a functional radar system was the:
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US Navy
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The detection and location of remote objects by the reflection of radio waves is
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radar
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Monochromatic light is light of
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one frequency
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The reducing or enlarging of artworks to fit in a desired space is
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scaling
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What federal agency did the Communications Act of 1934 establish to regulate interstate wire and radio frequency communications?
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Federal Communication Commission
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What is the process of mixing wave signals together?
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hetrodyning
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Which of the following devices converts sound energy into electrical energy?
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microphone
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Forcing ink through an image stencil is ___ printing.
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silk screen
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Which of the following inventors developed an electromechanical counting machine used for the US Census Bureau in the late 1800s?
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Herman Hollerith
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In telephone switching equipment, a PBX is a(n)
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Private Branch Exchange
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The ___ of a transmission is the number of frequencies that a channel is capable of carrying as well as the maximum size of the frequency that a channel is capable of carrying.
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bandwidth
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Placing droplets of liquid into tiny capsules is
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microencapsulation
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What was the first company to broadcast television signals?
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BBC
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A(n) ___ is an incoming frequency received by a satellite.
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uplink
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What is the light sensitive material on film?
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emulsion
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What type of coordinate system uses three axes (X, Y, Z)?
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Cartesian
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What was the first camera?
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camera obscura
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___ is a transmission process allowing two or more messages to simultaneously use a single communication channel.
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multiplexing
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An equal mixture of the primary colors of light yields
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white light
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What is the relation of the size of objects to that of another?
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proportion
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"What hath God wrought," was the first message heard over the ___ in 1844.
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telegraph
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What does the DTE stand for in data communications?
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Data Terminal Equipment
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What is a system of two or more devices linked together for the purpose of sharing information?
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network
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Substances in film that react to light are:
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silver halides
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Who invented the Polaroid camera?
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Edwin Land
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In audio and data communications, what is DAT stand for?
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Digital Audio tape
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Which of the following communications network is designed to transport voice data and video signals along a single channel?
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ISDN
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Which of the following requires technical illustrations?
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instruction manual
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In 1982, the first cellular telephone system was tried in what US city?
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Chicago
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What are the two type of dialing methods for a telephone?
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tone and pulse
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One problem with portable CD players is that was jarred suddenly, the optical pickup is thrown out of position. This problem is called:
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mistracking
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The principle behind xerography is
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static electricity
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What company developed the first US communication satellite, Telestar I?
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AT&T
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What is a method of controlling a property of a carrier signal to alter that carrier signal to carry an encoded message to be transmitted?
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modulation
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What does HDTV stand for?
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High Definition Television
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Which of the following printing methods is based on the fact that oil and water do not mix?
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lithography
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Which of the following inventors created the first practical calculating machine is 1642?
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Blaise Pascal
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___ is the change in pitch of waves as the source approaches or recedes from the detector.
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Doppler Effect
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What type of communications process means to write with light?
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photography
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What is a black and white picture built up with small dots of various sizes to produce varying shades of grey?
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halftone
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Which of the following US companies introduced a way of storing TV video signals on a tape to be viewed at a later time?
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3M
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What principle of light is used in fiber optics to transmit the information down the medium?
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total internal reflection
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Which of the following objects bends light?
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lens
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Producing a raised design on paper or another type of mechanical is:
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embossing
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What company turned down Alexander Graham Bell when Bell offered to sell them his patent on the telephone for 100K?
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Western Union
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Which of the following is a communication device capable of converting electrical input to light output?
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television
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What is a record like disk that contains sounds and pictures and is either read with a electromagnetic or laser device?
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video discs
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What type of font does not have serifs?
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sans serif
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In 1450, the first movable type letterpress was invented by:
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Johann Gutenburg
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___ is changing a signal on a carrier wave before transmission.
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modulating
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What is the clarity and sharpness of an image?
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resolution
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The distance separating each line of text on a page is
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leading
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What year was the first workable laser invented?
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1960
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What is holophonics?
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3D audio effects
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What happens to light when it encounters a lens?
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it is refracted
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___ is produced with a variation of elements on a printed product.
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contrast
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In the 1860s the first typewrite was developed by
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Christopher Soles and Carlos Glidden
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What was the channel for the original telegraph?
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wire
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What is a 3D image produced by lasers called?
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hologram
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A storage case for a complete font is called a(n)
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California Job Case
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In the 19th century, this type of keyboard was created and has remained a favorite with typist ever since.
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QWERTY
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A(n) ___ is a retransmitted signal back to Earth from a satellite.
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downlink
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Which of the following are the primary colors of light?
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red, green, and blue
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What step in the photo developing process hardens the emulsion to keep the picture permanent on the paper?
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fixer
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In the 1950s, computers were used for ___ to route telephone calls through the phone lines.
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electronic switching
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What is the international agency responsible for allocating the frequency spectrum to different types of communications devices?
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International Telecommunications Union
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A more technical name for the picture tube used in television sets and computer monitors is a(n)
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cathode ray tube
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A method of holding sheets of a product together is
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binding
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What inventor developed the first telephone in 1876?
|
Alexander Graham Bell
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The information carrying capacity of a communications channel is its
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bandwidth
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In a CRT, what is the substance that emits light when energized?
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phosphor
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What are the particles of black powder in a photocopying machine?
|
toner
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This scientist is credited for being the first to conceive the idea of a laser.
|
Albert Einstein
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What is another name for a safety air cushion developed as an alternative to the seat belt for
protection of passengers in a car? |
airbag
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The angle of the blade of a propellor is called its :
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pitch
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What scientist developed the first long range missile, the V2?
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Werhner von Braun
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What is the system which allows a diver to carry the air supply with them while diving?
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aqualung
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These are usually used to transport gases and liquids.
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pipelines
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What are the three freedoms of movement for an aircraft?
|
yaw, pitch, and roll
|
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What is the basic principle behind rocket propulsion?
|
Newton's Third Law of Motion
|
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This device is used in air bag systems to determine if the air bag should be deployed during
an accident. |
accelerometer
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Nikolaus Otto invented what in 1876?
|
workable four stroke internal combustion engine
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The front end of a ship is the :
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bow
|
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When in space, the _________ of an object remains the same.
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mass
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______________ is a method of position finding from course, direction of travel, and speed
according to time since leaving the starting point. |
dead reckoning
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What form of carbon is used for lubrication?
|
graphite
|
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___________ is the technology of electronics used in aircraft communications navigation, and
flight management. |
avionics
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The orbit of a planet is ______________ in shape.
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elliptical
|
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What type of water vehicle has "wings" to produce lift to raise its hull out of the water?
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hydrofoil
|
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What are the two principle ways of cooling an internal combustion engine?
|
water and air
|
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If an airplane is going three times the speed of sound, it is going :
|
Mach 3
|
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Robert Goddard launched the first _____________ in 1926.
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liquid-fueled rocket
|
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Barges are pushed by :
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tow boats
|
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A(n) ___________ engine does not require a spark plug to start engine?
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diesel engine
|
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At sea level, 761.5 mph is said to be :
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Mach I
|
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Which of the following is the most powerful internal combustion engine?
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rocket
|
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A(n) ________ is a large cargo storage area on a ship.
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hold
|
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In most internal combustion engines, the _____________ is used to ignite the fuel-air mixture
in the combustible chambers. |
spark plug
|
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Which of the following is an aircraft without an engine?
|
glider
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The "Father of Modern Rocketry" is considered to be :
|
Robert Goddard
|
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Several barges lashed together is a(n) :
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tow
|
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The purpose of the ___________ system in an engine is to reduce friction, disperse heat, and
reduce corrosion. |
lubrication
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______________ is fluid moving as a series of sheets one over the next with a difference in
speed between each sheet. |
laminar flow
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The path a body takes when under gravitational influence of another is the body's :
|
orbit
|
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The ____________ for a vessel is where it stops.
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port of call
|
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The brake system of a car is a(n) ________________ process.
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hydraulic
|
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Igor Sikorsky is credited with the first working ___________ in 1942.
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helicopter
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A speed above Mach 2 is :
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supersonic
|
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A(n) ___________ is used to transfer a boat from one level of a waterway to another level.
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lock
|
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What type of transportation device rides on "rails" of electromagnetic waves and is pushed
forward by a magnetic force? |
MagLev
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A(n) ___________ airline operates only when a person or group hires the service of the airline.
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charter
|
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Who were the first people to use rockets?
|
Chinese
|
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In the 18th century, the main system of transportation in the Southern United States was :
|
by rivers and waterways
|
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In 1908, the "Tin Lizzie" was produced by Henry Ford. Which of the following is the "Tin
Lizzie"? |
Model T
|
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____________ is the angle of tilt of an aircraft wing.
|
angle of attack
|
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What was the purpose of the Apollo space program done by NASA in the 1960s and 1970s?
|
put a man on the moon
|
|
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What principle states that the faster a fluid moves, the lower its pressure?
|
Bernoulli Principle
|
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When the engine of a car is running and the car is not moving, it is said to be :
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idle
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What is the control surface at the tip of an aircraft wing?
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aileron
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What was the first rocket launched into space by the United States?
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Vanguard I
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What type of engine uses the heat of steam to produce motion?
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steam
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Which of the following is a clean burning liquid fuel being used as a substitute for gasoline in
cars? |
methanol
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Zeppelins and blimps are types of :
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airships
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What space agency did the United States establish in 1958?
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NASA
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The three major classifications of water transportation vehicles are :
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barges, ships, and tugboats and towboats
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A(n) _________ gear makes a 90 degree change in direction of power.
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worm
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What was the first means by which man was put into the air?
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balloon
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In 1961, the first man in space was Yuri Gagarin. What country launched him into space?
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Soviet Union
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What are levels on a ship called?
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decks
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17,000+ mph is the :
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escape velocity of Earth
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A prop plane is powered by a(n) :
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engine-driven propellor
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What was the name of the first car manned by astronauts on the moon?
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Lunar Car
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The invention of the steam boat is credited to :
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Robert Fulton
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A common name for an elevated train is a(n) :
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El
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Particles of fluid moving in any direction are :
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turbulent flow
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What year was man first on the moon?
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1969
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The __________ of a ship is designed to reduce the rolling of a ship in order to prevent the
cargo from shifting and causing a list. |
stabilizer
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A barrel shaped brush used to clean a pipeline is a(n) :
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pig
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A garage for an aircraft is a(n) :
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hangar
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What kind of train moves on one track?
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monorail
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The science of designing ships is :
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naval architecture
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Brakes slow a vehicle down by ____________ against the moving part of the vehicle.
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friction
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What is an umbrella shaped device designed to produce drag?
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parachute
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A dog was the first animal in space. What country sent it up there?
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Soviet Union
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In the beginning of the 20th century, the construction of ships shifted from wood and iron to :
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steel
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What are the years for Vintage cars?
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1918-1930
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A more common name for a Zeppelin is :
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airships
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Who was the first American in space?
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Alan Shepard
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What US submarine was the first vehicle of any kind to have a nuclear power source?
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Nautilus
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What is the device for mixing the air and gasoline vapor?
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carburetor
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____________ is floating above the ground.
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levitation
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Which of the following space shuttles was the first to launch in 1981?
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Columbia
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Before iron and steel ships were welded together, they were :
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riveted
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In 1868, _______________ invented the first airbrake used in transportation systems.
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George Westinghouse
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Who was the first person to pilot an aircraft while breaking the speed of sound in an aircraft?
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Chuck Yeager
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Which of the following women was the first U.S. woman to be in space?
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Sally Ride
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Around 3500 BC, what revolutionary innovation for transportation was created somewhere in
the Middle East? |
wheel
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In railroad transportation, a trailer on a flat car (TOFC) is sometimes called a(n) :
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piggy back
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What was the first piloted aircraft to break the speed of sound?
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Bell X-1
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The first reusable spacecraft for manned flight developed by the United States is the :
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space shuttle
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In 1802, ______________ patented the concept of locomotives using rails.
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Richard Trevithick
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What type of transportation system uses special cars that hang from a moving cable?
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tramway
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What type of gas enables to balloons to rise?
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hot air
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A railway with one rail instead of two is a(n) :
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monorail
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A water cooling system in a car uses a(n) :
|
The Metro in DC, BART in San Francisco, and MARTA in Atlanta are all types of :
|
|
|
examples of rapid transit systems
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In 1903, what aviation first did Wilbur and Orville Wright accomplish in Kittyhawk, North
Carolina? |
|
|
In 1903, what aviation first did Wilbur and Orville Wright accomplish in Kittyhawk, North
Carolina? |
flight of a manned aircraft with an engine
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|
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The device used for mixing air and gasoline vapor in an engine is the :
|
carburetor
|
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Hinged surfaces on a wing edge that control part of the plane's movement is a(n) :
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ailerons
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_________ is a rough solution used to help move cargo in a pipeline.
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slurry
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In World War II the first operational jet fighter was made. What country made it?
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Germany
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The Luftschiff Zeppelin I was the world's first :
|
rigid airship
|
|
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Which European country invented the balloon in 1783?
|
France
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